package com.roc.service;

import java.util.List;

import com.roc.pojo.Announcement;

public interface IAnnounceService {
	List<Announcement> queryAnnouncement() throws ServiceException;
	void addAnnouncement(Announcement ann) throws ServiceException;
	void editSaveAnnouncement(Announcement ann) throws ServiceException;
	Announcement queryAnnouncementById(Long id)throws ServiceException;
	void deleteAnnouncementById(Long id)throws ServiceException;
	List<Announcement> queryNewAnnouncement()throws ServiceException;
}
